package com.itheima.entry1;

import com.itheima.domain1.*;


public class Test {
    public static void main(String[] args) {
        YunDong y1=new PingP();
        YunDong y2=new Lanqiu("张三","15","123","233");
        y1.Study();
        y2.Study();
        JiaoLian j1=new PingJ();
        JiaoLian j2=new LanJ();
        j1.Teach();
        j2.Teach();
    }
}
